西南天然气控股 SWX

Mr. Brown has been appointed as President and CEO of the Company and CEO of Southwest Gas Corporation, effective May 8, 2026. Mr. Justin L. Brown has served as President of Southwest Gas Corporation since 2022, overseeing utility operations in Arizona, California, and Nevada and Great Basin Gas Transmission Company. Joined Southwest Gas Corporation in 2004, and has held senior leadership roles in legal, regulatory, pricing, and executive management, including as Senior Vice President/General Counsel from 2018 to 2022. Serves on the Vegas Chamber Board of Trustees and is active in various industry and community organizations, including the American Gas Association and National Association of Regulatory Utility Commissioners. Received a B.S. in Accounting from Southern Utah University and an M.B.A. and J.D. from Gonzaga University.

Ms. Catherine M. Mazzeo, Senior Vice President/Chief Legal, Safety and Compliance Officer and Corporate Secretary 2024-Present, Vice President/General Counsel and Risk, Safety and Compliance Officer 2022-2024, Managing Counsel 2020-2022.

Randall P. Gabe, Senior Vice President/Chief Administrative Officer 2022-Present; Vice President/Gas Resources 2020-2022.

On November 26, 2025, the Company and Southwest Gas Corporation appointed Mr. Justin S. Forsberg as Senior Vice President/Chief Financial Officer effective December 1, 2025. Mr. Forsberg, age 50, has served as Vice President/Investor Relations of the Companies, since August 2023 and as Vice President/Investor Relations and Treasurer of the Companies since April 2024. From December 2010 to August 2023, Mr. Forsberg served in various accounting and finance roles at IDACORP, Inc. and Idaho Power Company, most recently having served as Director of Investor Relations & Treasury from May 2019 to August 2023. Before joining IDACORP, Justin worked at Deloitte & Touche LLP from May 2003 to December 2010, ultimately serving in the role of Manager. Mr. Forsberg is a Certified Public Accountant in the state of Idaho and holds a Bachelor of Science in Accounting and a Masters in Accounting from Brigham Young University.

Mr. Andrew W. Evans, Retired Chief Financial Officer of Southern Company, an electrical and natural gas utility holding company. Served as CFO of Southern Company from 2018 to 2021, with responsibility for investor relations, public reporting, information technology, cybersecurity, business development, risk and capital deployment. Served as Chairman, President and Chief Executive Officer of AGL Resources, Inc., the largest publicly traded gas distribution system in the U.S. Served as Treasurer, CFO, and COO before becoming CEO during his 15 years at AGL. Worked at the Federal Reserve Bank of Boston, and at Mirant Corp, a global energy provider. Currently a trustee of Emory University and is a director of Georgia Power. Has served as chair of several philanthropic organizations, including the Grady Hospital Foundation and Zoo Atlanta. Was selected for his position as a director pursuant to the terms of the Company's Cooperation Agreement with the Icahn Group. Other Public Company Boards: Centuri Holdings, Inc. (NYSE: CTRI).

E. Renae Conley, CEO of ER Solutions, LLC, an energy consulting firm. Has over 30 years of business experience in the energy industry, including leadership positions in finance, management, operations and human resources. Served as EVP, Human Resources and Administration and Chief Diversity Officer of Entergy Corporation from 2010 to 2013. Previously served as Chairman, President and CEO of Entergy Louisiana and Gulf States Louisiana (2000 - 2010). Held a variety of positions at PSI Energy/Cinergy Corporation, including President of Cincinnati Gas and Electric prior to joining Entergy. Serves as Chair of the Audit Committee for the ITRCC, LLC Board of Directors. Previously served on the Ball State University Board of Trustees. Has a B.S. in Accounting and an M.B.A. from Ball State University Miller College of Business. Other Public Company Boards: TXNM Energy, Inc. (NYSE: TXNM)

Leslie T. Thornton, Retired utility company executive and former law firm partner at two Washington D.C. based national law firms. Served in various senior roles including Chief of Staff to the U.S. Secretary of Education and Deputy Advisor for the 1996 Presidential Debates in the Clinton administration. Previously served as Senior Vice President, General Counsel & Corporate Secretary, and Merger Transition Counsel, at WGL Holdings, Inc. until her retirement in 2018. Earned her Master of Laws degree in National Security Law with a cybersecurity focus during her tenure with WGL. Serves on the Board of Trustees for the D.C. Public Defender, and is on the Advisory Boards of the non-profit Association of Corporate Counsel Leadership Academy and Aiden Technologies, Inc., a private technology company. Was a Board Leadership Fellow for the National Association of Corporate Directors, and is a board development leader for the Executive Leadership Council. Frequent speaker on governance, compliance, cybersecurity and data protection, and diversity and inclusion. Graduate of the University of Pennsylvania and Georgetown University Law Center, where she is currently an Adjunct Professor. Other Public Company Boards: Perdoceo Education Corporation (NASDAQ: PRDO)

Carlos A. Ruisanchez, Co-founder of Sorelle Capital and Sorelle Hospitality, entities focused on investing and operating companies in the hospitality sector and real estate development ventures. Served as President and Chief Financial Officer of Pinnacle Entertainment, Inc., a leading gaming entertainment company, prior to Sorelle, until its sale in 2018. Joined Pinnacle in 2008 as Executive Vice President, Strategic Planning and Development. Became Pinnacle's Chief Financial Officer in 2011, President and Chief Financial Officer in 2013, and Board Member in 2016. Was Senior Managing Director at Bear Stearns & Co., Inc., an investment banking firm, prior to joining Pinnacle Entertainment, where he held various positions from 1997 to 2008. Was responsible for corporate clients in the gaming, lodging and leisure industries, as well as financial sponsor banking relationships as Senior Managing Director of Bear Stearns & Co. Was an independent board member of Cedar Fair Entertainment Company prior to its merger with Six Flags Entertainment Corporation, where he served on the Compensation Committee and chaired the Audit Committee. Has a B.S. in Finance from University of Connecticut School of Business and an M.B.A. from University of California Berkeley, HAAS School of Business. Other Public Company Boards: PENN Entertainment, Inc. (NASDAQ: PENN)

Ms. Ruby Sharma, Fellow Chartered Accountant of the Institute of Chartered Accountants in England and Wales. Was the Managing Partner of RNB Strategic Advisors, a strategic advisory firm from 2018 until 2022. Served as a Partner at Ernst & Young LLP (now known as EY) from 2002 until 2017, where she founded and led the Center for Board Matters, focused on global strategy and execution and providing governance services to boards and the C-suite, and worked in Fraud Investigations and Dispute Services. Prior experience includes serving as Senior Manager of Forensic and Litigation Services at Arthur Andersen LLP from 1999 to 2002. Multi-cultural, global business advisor and a frequent keynote speaker and panelist on corporate governance topics, and has authored several audit committee handbooks, white papers on governance, value protection and diversity and inclusion topics. Member of the board of directors of S&C Electric Company (private). Previously served as a director of Bowflex, Inc. (formerly Nautilus, Inc.). Other Public Company Boards: ATI, Inc. (NYSE: ATI), SoundThinking, Inc. (NASDAQ: SSTI)

Mr. Brian E. Sandoval, Serves as President of the University of Nevada, Reno since 2020. Was the 29th Governor of the State of Nevada, serving two terms in office from 2011 to 2019 and was Chairman of the National Governors Association from 2017-2018. Served as a judge of the U.S. District Court for the District of Nevada, Attorney General of Nevada, Chairman of the Nevada Gaming Commission, member of the Tahoe Regional Planning Agency Governing Board, and member of the Nevada Assembly prior to serving as Governor. Was the President of Global Gaming Development of MGM Resorts International from 2019 to 2020, a senior fellow at the University of Southern California's Annenberg Center on Communication Leadership and Policy in 2020, as well as a Distinguished Fellow of Law and Leadership at UNLV's William S. Boyd School of Law from 2019-2020. Previously served as a director of Coeur Mining, Inc. Currently Chair of the Resorts World Las Vegas Board of Directors and member of the Boards of Directors of the Economic Development Authority of Western Nevada and Renown Health. Other Public Company Boards: Scotts Miracle Gro Company (NYSE: SMG)

Ms. Molly R. Carson has been appointed as Independent Director on 7 May 2026. Ms. Molly R. Carson has more than 20 years of experience in real estate development across multiple sectors, including office, industrial, multifamily, mission critical, and healthcare. Oversees site selection and acquisition, municipal use permits and approvals, design and construction coordination, financial packaging and lease or sale negotiation, giving her insight and experience in legal and regulatory areas facing customers of natural gas local distribution companies. Is a LEED Accredited Professional with sustainable building expertise. Currently the Vice Chairperson of the Board of Directors for Phoenix Children's Hospital, a member of the Board of Directors of Ryan Companies US, Inc., a member of the Board of Trustees for the NAIOP Research Foundation, and a member of the Brophy College Preparatory School Board of Regents. Past Chairperson of NAIOP's Corporate Board and NAIOP's Arizona Chapter. Has a B.A. in Psychology from St. Mary's College of Notre Dame. Recommended by Company management for consideration and approval by the Nominating and Corporate Governance Committee and Board for inclusion as a director nominee.

Ms. Leezie Kim has 30 years of experience in corporate finance, legal and government fields as an attorney in private practice for a national law firm, in-house corporate counsel, and General Counsel to the Governor of the State of Arizona and as a Senior Executive in the U.S. Department of Homeland Security. As Chief Legal Officer, she oversees not only the legal department, but also restaurant expansion, real estate selection, government relations, and with the company president, the accounting and finance department. Is an entrepreneur and founding partner in a Michelin Key awarded boutique hotel and an award-winning Nashville restaurant. Past Chair of the Arizona Community Foundation Board of Directors and Chair of the Audit Committee. Awarded a Meritus Public Service award from the Commandant of the U.S. Coast Guard for her work for the Department of Homeland Security in responding to the 2010 Deepwater Horizon oil spill, which is the highest award given by the Coast Guard to a civilian. Received a B.A. in Economics from Rice University and a J.D. from the University of Virginia. Recommended by Company management for consideration and approval by the Nominating and Corporate Governance Committee and Board for inclusion as a director nominee.

Amy L. Timperley, Senior Vice President/Chief Regulatory, Public Affairs and Gas Resources Officer 2024-Present, Senior Vice President/Chief Regulatory Strategy and Planning Officer 2023-2024, Senior Vice President/Chief Regulatory and Financial Planning Officer 2022-2023, Vice President/Regulation 2021-2022, Director/Regulation and Energy Efficiency 2020-2021.

On July 17, 2023, Julie M. Williams was named Senior Vice President, Continuous Improvement and Optimization of Southwest Gas Corporation and effective immediately upon her appointment to this role, Ms. Williams ceased her service as the Company's Senior Vice President/Chief Operating Officer. On March 25, 2022, the Board of Directors of the Company appointed Julie M. Williams as the Company's Senior Vice President/Operations, effective July 1, 2022. Ms. Williams joined the Company in 1997 and currently serves as the Company's Vice President/Southern Arizona Division, a position she has held since 2014. In this role, Ms. Williams oversees all aspects of gas delivery to Southern Arizona customers through construction, customer service, measurement and control, LNG storage, renewable natural gas sourcing and delivery, engineering and overall administrative operations. Since joining the Company as an engineer in 1997, Ms. Williams has held leadership roles of increasing responsibility in several locations.

On July 2, 2025, Southwest Gas Holdings, Inc. and Southwest Gas Corporation appointed Mr. Fabio A. Pineda as Vice President/Controller/Chief Accounting Officer for each of the Companies, effective July 17, 2025. Mr. Pineda served as Assistant Controller of Sempra, an energy infrastructure company with one of the largest energy networks in North America, since July 2020. His responsibilities included overseeing Sempra's financial reporting, consolidation, pension and benefits, and corporate and technical accounting, as well as providing accounting oversight across Sempra's portfolio of operating companies. He also served as Director - Corporate Accounting Research & Policies at Sempra and led the department from April 2017 to July 2020. Mr. Pineda began his accounting career at Ernst & Young LLP in 2007 and remained there until 2017 when he moved to Sempra. Mr. Pineda is a Certified Public Accountant in the state of Texas and holds a dual Bachelor of Business Administration in Accounting and Finance with a concentration in Global Energy Management from the University of Houston, C.T. Bauer College of Business.